Home / 19,515.59-29,278.04-6,367.97

Finding the Fourth Proportional to 19,515.59, 29,278.04 and 6,367.97

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Solution

The fourth proportional to 19,515.59, 29,278.04 and 6,367.97 is: 9,553.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,515.59 : 29,278.04 = 6,367.97 : x
  2. Step 2: Convert to fraction form
    19,515.59/29,278.04 = 6,367.97/x
  3. Step 3: Cross multiply
    19,515.59x = 29,278.04 × 6,367.97
  4. Step 4: Simplify right side
    19,515.59x = 186,441,502.15
  5. Step 5: Solve for x
    x = 186,441,502.15/19,515.59
  6. Step 6: Final answer
    x = 9,553.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.